uGFX/ugfx
2
0
Fork 0
Code Issues 2 Pull requests Projects Releases Wiki Activity

added TDISP - experimental

Browse source
This commit is contained in:
Joel Bodenmann 2013-01-09 14:29:32 +01:00
parent 7a66e63849
commit a2a87ddd45
10 changed files with 389 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

87
drivers/tdisp/HD44780/tdisp_lld.c Normal file
View file

@ -0,0 +1,87 @@
/*
ChibiOS/GFX - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file drivers/tdisp/HD44780/tdisp_lld.c
* @brief TDISP driver subsystem low level driver source for the HD44780 display
*
* @addtogroup TDISP
* @{
*/
#include "ch.h"
#include "hal.h"
#include "gfx.h"
#if GFX_USE_TDISP /*|| defined(__DOXYGEN__)*/
#ifndef TDISP_ROWS
#define TDISP_ROWS 16
#endif
#ifndef TDISP_COLUMNS
#define TDISP_COLUMNS 2
#endif
#include "tdisp_lld_board_example.h"
void TDISP_LLD(write_cmd)(uint8_t data) {
setpin_rs(FALSE);
setpin_rw(FALSE);
write_bus(data);
setpin_e(TRUE);
chThdSleepMicroseconds(1);
setpin_e(FALSE);
chThdSleepMicroseconds(5);
}
void TDISP_LLD(write_data)(uint8_t data) {
setpin_rs(TRUE);
setpin_rw(FALSE);
write_bus(data);
setpin_e(TRUE);
chThdSleepMicroseconds(1);
setpin_e(FALSE);
chThdSleepMicroseconds(5);
}
bool_t TDISP_LLD(init)(void) {
/* initialise hardware */
init_board();
/* initialise controller */
chThdSleepMilliseconds(50);
TDISP_LLD(write_cmd)(0x38);
chThdSleepMilliseconds(64);
TDISP_LLD(write_cmd)(0x0f);
chThdSleepMicroseconds(50);
TDISP_LLD(write_cmd)(0x01);
chThdSleepMilliseconds(5);
TDISP_LLD(write_cmd)(0x06);
chThdSleepMicroseconds(50);
return TRUE;
}
#endif /* GFX_USE_TDISP */

6
drivers/tdisp/HD44780/tdisp_lld.mk Normal file
View file

@ -0,0 +1,6 @@
# List the required driver.
GFXSRC += $(GFXLIB)/drivers/tdisp/HD44780/tdisp_lld.c
# Required include directories
GFXINC += $(GFXLIB)/drivers/tdisp/HD44780

63
drivers/tdisp/HD44780/tdisp_lld_board_example.h Normal file
View file

@ -0,0 +1,63 @@
/*
ChibiOS/GFX - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file drivers/tdisp/HD44780/tdisp_lld_board_example.h
* @brief TDISP driver subsystem board interface for the HD44780 display
*
* @addtogroup TDISP
* @{
*/
#ifndef _TDISP_LLD_BOARD_H
#define _TDISP_LLD_BOARD_H
void init_board(void) {
palSetGroupMode(GPIOE, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL);
palSetGroupMode(GPIOD, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL);
}
void setpin_e(bool_t state) {
if(state)
palSetPad(GPIOE, 2);
else
palClearPad(GPIOE, 2);
}
void setpin_rs(bool_t state) {
if(state)
palSetPad(GPIOE, 0);
else
palClearPad(GPIOE, 0);
}
void setpin_rw(bool_t state) {
if(state)
palSetPad(GPIOE, 1);
else
palClearPad(GPIOE, 1);
}
void write_bus(uint8_t data) {
palWritePort(GPIOD, data);
}
#endif /* _TDISP_LLD_BOARD_H */

44
drivers/tdisp/HD44780/tdisp_lld_config.h Normal file
View file

@ -0,0 +1,44 @@
/*
ChibiOS/GFX - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file drivers/tdisp/HD44780/tdisp_lld_config.h
* @brief TDISP Driver subsystem low level driver header for the HD44780 display.
*
* @addtogroup TDISP
* @{
*/
#ifndef _TDISP_LLD_CONFIG_H
#define _TDISP_LLD_CONFIG_H
#if GFX_USE_TDISP
/*===========================================================================*/
/* Driver hardware support. */
/*===========================================================================*/
#define TDISP_DRIVER_NAME "HD44780"
#define TDISP_LLD(x) tdisp_lld_##x##_HD44780
#endif /* GFX_USE_TDISP */
#endif /* _TDISP_LLD_CONFIG_H */
/** @} */

1
gfx.mk
View file

@ -7,6 +7,7 @@ GFXINC += $(GFXLIB)/include
GFXSRC +=
include $(GFXLIB)/src/gdisp/gdisp.mk
include $(GFXLIB)/src/tdisp/tdisp.mk
include $(GFXLIB)/src/gevent/gevent.mk
include $(GFXLIB)/src/gtimer/gtimer.mk
include $(GFXLIB)/src/gwin/gwin.mk

1
include/gfx.h
View file

@ -109,6 +109,7 @@
#include "gdisp/gdisp.h"
#include "gwin/gwin.h"
#include "ginput/ginput.h"
#include "tdisp/tdisp.h"
#endif /* _GFX_H */
/** @} */

51
include/tdisp/lld/tdisp_lld.h Normal file
View file

@ -0,0 +1,51 @@
/*
ChibiOS/GFX - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file include/tdisp/lld/tdisp_lld.h
* @brief TDISP driver subsystem low level driver header.
*
* @addtogroup TDISP
* @{
*/
#ifndef _TDISP_LLD_H
#define _TDISP_LLD_H
#if GFX_USE_TDISP || defined(__DOXYGEN__)
#include "tdisp_lld_config.h"
#ifdef __cplusplus
extern "C" {
#endif
extern bool_t foo(void);
extern void write_cmd(uint8_t data);
extern void write_data(uint8_t data);
#ifdef __cplusplus
}
#endif
#endif /* GFX_USE_TDISP */
#endif /* _TDISP_LLD_H */

56
include/tdisp/tdisp.h Normal file
View file

@ -0,0 +1,56 @@
/*
ChibiOS/GFX - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file include/tdisp/tdisp.h
* @brief TDISP Graphic Driver subsystem header file.
*
* @addtogroup TDISP
*
* @details The TDISP module provides high level abstraction to interface pixel oriented graphic displays.
*
* @pre GFX_USE_TDISP must be set to TRUE in gfxconf.h
*
* @{
*/
#ifndef _TDISP_H
#define _TDISP_H
#include "gfx.h"
#if GFX_USE_TDISP || defined(__DOXYGEN__)
/* Include the low level driver information */
#include "tdisp/lld/tdisp_lld.h"
bool_t tdispInit(void);
void tdispClear(void);
void tdispHome(void);
void tdispGotoXY(coord_t col, coord_t row);
void tdispDrawChar(char c);
void tdispDrawString(char *s);
void tdispDrawCharLocation(coord_t x, coord_t y, char c);
void tdispDrawStringLocation(coord_t x, coord_t y, char *s);
#endif /* GFX_USE_TDISP */
#endif /* _TDISP_H */

78
src/tdisp/tdisp.c Normal file
View file

@ -0,0 +1,78 @@
/*
ChibiOS/GFX - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file src/tdisp/tdisp.c
* @brief TDISP Driver code.
*
* @addtogroup TDISP
* @{
*/
#include "ch.h"
#include "hal.h"
#include "gfx.h"
#if GFX_USE_TDISP || defined(__DOXYGEN__)
bool_t tdispInit(void) {
bool_t ret;
ret = TDISP_LLD(init)();
return ret;
}
void tdispClear(void) {
TDISP_LLD(write_cmd)(0x01);
}
void tdispHome(void) {
TDISP_LLD(write_cmd)(0x02);
}
void tdispGotoXY(coord_t col, coord_t row) {
uint8_t row_offsets[] = { 0x00, 0x40, 0x14, 0x54 };
TDISP_LLD(write_cmd)(0x80 | (col + row_offsets[row]));
}
void tdispDrawChar(char c) {
TDISP_LLD(write_data)(c);
}
void tdispDrawString(char *s) {
char c;
while(c = s++)
tdispDrawChar(c);
}
void tdispDrawCharLocation(coord_t x, coord_t y, char c) {
tdispGotoXY(x, y);
tdispDrawChar(c);
}
void tdispDrawStringLocation(coord_t x, coord_t y, char *s) {
tdispGotoXY(x, y);
tdispDrawString(s);
}
#endif /* GFX_USE_TDISP */

2
src/tdisp/tdisp.mk Normal file
View file

@ -0,0 +1,2 @@
GFXSRC += $(GFXLIB)/src/tdisp/tdisp.c